热门站点| 世界资料网 | 专利资料网 | 世界资料网论坛
收藏本站| 设为首页| 首页

ANSI C119.5-2009 绝缘刺穿连接器系统,额定电压小于等于600V(低压高空捆扎电缆与绝缘和非绝缘线路导线)

作者:标准资料网 时间:2024-05-19 13:14:17  浏览:9684   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:InsulationPiercingConnectorSystems,rated600voltsorless(lowvoltageaerialbundledcablesandinsulatedandnon-insulatedlinewires)
【原文标准名称】:绝缘刺穿连接器系统,额定电压小于等于600V(低压高空捆扎电缆与绝缘和非绝缘线路导线)
【标准号】:ANSIC119.5-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:架空电缆;电缆连接;电缆绝缘;电缆型号;电缆;传导;配置;一致性;连接设备;连接器;配线;电的;电连接;电绝缘;环境要求;环境试验;绝缘线;绝缘刺穿连接器;绝缘;低电压;材料厚度;非绝缘导线;高架的;测试;地下
【英文主题词】:Aerialcables;Cableconnections;Cableinsulation;Cabletype;Cables;Conducting;Configuration;Conformity;Connectingdevices;Connectors;Distributionlines;Electrical;Electricalconnections;Electricalinsulation;Environmentalrequirements;Environmentaltests;Insulatedwires;Insulationpiercingconnectors;Insulations;Lowvoltage;Materialthickness;Non-insulatedwires;Overhead;Testing;Underground
【摘要】:Thisstandardcoversinsulationpiercingconnectorsusedformakingelectricalconnectionsbetweeninsulated,insulated-to-bare,andbare-to-bareconductorsrated600Vorlessand90°C(lowvoltageaerialbundledcablesandbareandinsulatedlinewires)onoverheaddistributionlinesforelectricutilities.Undergroundinsulationpiercingconnectorsystemsratedat600VarecoveredbyANSIC119.1.Sincecableandinsulationtypesexistinverydifferenttypesandconfigurations,insulationpiercingconnectorscannotbedesignedforthefullrangeofcableandinsulationpossibilities(cablecross-sectionandmaterial,insulationmaterialandthickness).Themanufactureristoindicatethecableandinsulationtypestheconnectorisdesignedfor,andconformitytothisstandardshallbeestablishedbytestingwiththesecableandinsulationtypes.Thisstandardestablishestheelectrical,mechanicalandenvironmentaltestrequirementsforelectricalinsulationpiercingconnectors.Thisstandardisnotintendedtorecommendoperatingconditionsortemperatures.
【中国标准分类号】:L23
【国际标准分类号】:29_120_20
【页数】:
【正文语种】:英语


下载地址: 点击此处下载
【英文标准名称】:StandardPracticeforHeatAgingofPlasticsWithoutLoad
【原文标准名称】:通用的玻璃制品齿轮油氧化和热稳定特性的标准实施规程
【标准号】:ASTMD3045-1992(2010)
【标准状态】:现行
【国别】:美国
【发布日期】:1992
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D20.50
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:aging;exposure;heat;heat-aging;thermal-aging;Acceleratedaging/testing--plastics;Heataging;Heatingtests--plastics;Oxidationtesting--plastics;Thermalanalysis(TA)--plastics
【摘要】:Theuseofthispracticepresupposesthatthefailurecriteriaselectedtoevaluatematerials(thatis,thepropertyorpropertiesbeingmeasuredasafunctionofexposuretime)andthedurationoftheexposurecanbeshowntorelatetotheintendeduseofthematerials.Plasticmaterialsexposedtoheatmaybesubjecttomanytypesofphysicalandchemicalchanges.Theseverityoftheexposuresinbothtimeandtemperaturedeterminestheextentandtypeofchangethattakesplace.Aplasticmaterialisnotnecessarilydegradedbyexposuretoelevatedtemperatures,butmaybeunchangedorimproved.However,extendedperiodsofexposureofplasticstoelevatedtemperatureswillgenerallycausesomedegradation,withprogressivechangeinphysicalproperties.Generally,shortexposuresatelevatedtemperaturesmaydriveoutvolatilessuchasmoisture,solvents,orplasticizers,relievemoldingstresses,advancethecureofthermosets,andmaycausesomechangeincoloroftheplasticorcoloringagent,orboth.Normally,additionalshrinkageshouldbeexpectedwithlossofvolatilesoradvanceinpolymerization.Someplasticmaterialsmaybecomebrittleduetolossofplasticizersafterexposureatelevatedtemperatures.Othertypesofplasticsmaybecomesoftandsticky,eitherduetosorptionofvolatilizedplasticizerorduetobreakdownofthepolymer.Thedegreeofchangeobservedwilldependonthepropertymeasured.Differentproperties,mechanicalorelectrical,maynotchangeatthesamerate.Forinstance,thearcresistanceofthermosettingcompoundsimprovesuptothecarbonizationpointofthematerial.Mechanicalproperties,suchasflexuralproperties,aresensitivetoheatdegradationandmaychangeatamorerapidrate.Ultimatepropertiessuchasstrengthorelongationaremoresensitivetodegradationthanbulkpropertiessuchasmodulus,inmostcases.Effectsofexposuremaybequitevariable,especiallywhenspecimensareexposedforlongintervalsoftime.Factorsthataffectthereproducibilityofdataarethedegreeoftemperaturecontroloftheenclosure,humidityoftheoven,airvelocityoverthespecimen,andperiodofexposure.Errorsinexposurearecumulativewithtime.Certainmaterialsaresusceptibletodegradationduetotheinfluenceofhumidityinlong-termheatresistancetests.Materialssusceptibletohydrolysismayundergodegradationwhensubjectedtolong-termheatresistancetests.Itisnottobeinferredthatcomparativematerialrankingisundesirableorunworkable.Onthecontrary,thispracticeisdesignedtoprovidedatawhichcanbeusedforsuchcomparativepurposes.However,thedataobtainedfromthispractice,sinceitdoesnotaccountfortheinfluenceofstressorenvironmentthatisinvolvedinmostreallifeapplications,mustbeusedcautiouslybythedesigner,whomustinevitablymakematerialchoicesusingadditionaldatasuchascreepandcreeprupturethatareconsistentwiththerequirementsofhisspecificapplication.Itispossibleformanytemperatureindexestoexist,infact,oneforeachfailurecriterion.Therefore,foranyapplicationofthetemperatureindextobevalid,thethermalagingprogrammustduplicatetheintendedexposureconditionsoftheendproduct.Ifthematerialisstressedintheendproductinamannernotevaluatedintheagingprogram,thetemperatureindexthusderivedisnotapplicabletotheuseofthematerialinthatproduct.TherecanbeverylargeerrorswhenArrheniusplotsorequationsbasedondatafromexperimentsataseriesoftemperaturesareusedtoestimatetimetoproduceadefinedpropertychangeatsomelowertemperature.Thisestimateoftimetoproducethepropertychangeorx201C;failurex201D;atthelowertemperatureisoftencalledthex201C;【英文标准名称】:Motorcyclists'protectiveclothingagainstmechanicalimpact-Part1:Requirementsandtestmethodsforimpactprotectors;GermanversionEN1621-1:1997
【原文标准名称】:摩托车手抗机械冲击防护服.第1部分:冲击防护装置的要求和试验方法
【标准号】:DINEN1621-1-1998
【标准状态】:现行
【国别】:德国
【发布日期】:1998-01
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;冲击试验;摩托车驾驶员;机械试验;防护服;碰撞;安全工程;规格试验;防护服装;特点;安全;试验;摩托车;规范(验收)
【英文主题词】:Collisions;Definition;Definitions;Features;Impacttests;Mechanicaltesting;Motorcyclists;Motorcycles;Protectiveclothing;Protectivesuits;Ratingtests;Safety;Safetyengineering;Specification(approval);Testing
【摘要】:Thedocumentspecifiesrequirementsandtestmethodsforimpactprotectorsincorporatedorintendedtobeincorporatedintomotorcycleriders'clothingorusedasseparateitems.
【中国标准分类号】:C73;Y56
【国际标准分类号】:13_340_10;43_140
【页数】:9P.;A4
【正文语种】:德语



版权声明:所有资料均为作者提供或网友推荐收集整理而来,仅供爱好者学习和研究使用,版权归原作者所有。
如本站内容有侵犯您的合法权益,请和我们取得联系,我们将立即改正或删除。
京ICP备14017250号-1